Lens driving apparatus
AssigneeTDK Taiwan Corp.
InventorsChao-Chang HU, Fu-Yuan WU, Yi-Lang CHAN
Life of this patent
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Abstract
A lens driving apparatus with a lens portion having at least one lens, a base portion on which an image sensor detecting light coming through said lens portion can be fixed, a driving portion capable of relatively moving said lens portion in a vertical direction to a light axis of said lens portion and in a parallel direction to the light axis of said lens portion with respect to said base portion, and at least three suspension wires connecting a focus portion including said lens portion and said base portion so as to allow a relative movement. The suspension wires are arranged outside a magnet of said driving portion along the vertical direction to the light axis.
Claims11
A lens driving apparatus comprising:
- a movable portion with a lens portion having at least one lens,
- a fixing portion with a fixed image sensor configured to detect a light coming through said lens portion,
- a driving portion configured to move the lens portion relatively to the fixing portion, and
- a supporting portion connecting the movable portion and the fixing portion relatively movably,
- wherein the fixing portion is provided with a protection portion configured to protect a light receiving surface of the image sensor and a position sensor configured to detect a relative position to the movable portion.
Dependencies are inferred from the claim text.